21x-16=5(4x-4)-4

Simple and best practice solution for 21x-16=5(4x-4)-4 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 21x-16=5(4x-4)-4 equation:


Simplifying
21x + -16 = 5(4x + -4) + -4

Reorder the terms:
-16 + 21x = 5(4x + -4) + -4

Reorder the terms:
-16 + 21x = 5(-4 + 4x) + -4
-16 + 21x = (-4 * 5 + 4x * 5) + -4
-16 + 21x = (-20 + 20x) + -4

Reorder the terms:
-16 + 21x = -20 + -4 + 20x

Combine like terms: -20 + -4 = -24
-16 + 21x = -24 + 20x

Solving
-16 + 21x = -24 + 20x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-20x' to each side of the equation.
-16 + 21x + -20x = -24 + 20x + -20x

Combine like terms: 21x + -20x = 1x
-16 + 1x = -24 + 20x + -20x

Combine like terms: 20x + -20x = 0
-16 + 1x = -24 + 0
-16 + 1x = -24

Add '16' to each side of the equation.
-16 + 16 + 1x = -24 + 16

Combine like terms: -16 + 16 = 0
0 + 1x = -24 + 16
1x = -24 + 16

Combine like terms: -24 + 16 = -8
1x = -8

Divide each side by '1'.
x = -8

Simplifying
x = -8

See similar equations:

| 0=25x^2-10x-24 | | 6x+24=3x+12 | | (x+1)(x+1)=5 | | Y=9.7X+3.4 | | m-(-6)=-13 | | -3(7-m)-4m=8(2m+8) | | 4x+54y=200 | | 2x(x^2-36)=0 | | -2y^2+10y-14=0 | | -2(6n-2)-4n=-6(n+6) | | 5(9x+1)=45x-9 | | 7.7+8.1n=n+16.8 | | (x-10)=(2x+1) | | 5(p+6)-5(6-3p)=4p-7p | | 8=8x-9 | | x^2=4-16 | | n+8=320 | | 5(5x+2)=(3x-6) | | (-38)(5)= | | xt-ux=3t | | 12x+9=12x+9 | | bx-ux=3t | | -38-8x=4(3-8x)-x | | 230-x=1265 | | 42-12h=54 | | 21x^2+107x-18=0 | | -7.5= | | 24*3=x | | 36-2k=72 | | 2xy+4y-6= | | 6x+9=6x-6 | | 3x+7=12x+2 |

Equations solver categories